CC

import java.util.HashMap;
import java.util.Scanner;

public class CurrencyConverter {
    public static void main(String[] args) {
        HashMap<String, Double> m = new HashMap<>();
        Scanner in = new Scanner(System.in);
        double entrance = in.nextDouble();
        String value1 = in.next();
        String value2 = in.next();
        m.put("BGN", 1.0);
        m.put("USD", 1.79549);
        m.put("GBP", 2.53405);
        m.put("EUR", 1.95583);
        double result = m.get(value1) / m.get(value2) * entrance;
        System.out.printf("%.2f %s", result, value2);
    }
}